CITY OF LLOYDMINSTER HOT MIX ASPHALT PAVEMENT Section 32 12 16 Page 1 of 14 Ver. 2019 – Rev 2 1. GENERAL 1.1 RELATED WORK .1 Section 32 01 16 – Pavement Milling and Removals. .2 Section 32 12 13 – Asphalt Prime and Tack Coats. 1.2 DEFINITIONS .1 Asphalt Cement: .1 The bituminous material that is used to bind the asphalt aggregate. .2 Asphalt Aggregate: .1 The individual crushed and processed aggregate fractions before combining to produce the asphalt mix aggregate. .3 Asphalt Mix Aggregate: .1 The mix after combining the asphalt aggregate fractions including filler or blending sand to produce the specified mix gradation. .4 Asphalt Mix: .1 The mix produced by combining asphalt cement with the asphalt mix aggregate. .5 Bitumen: .1 A class of black or dark coloured (solid, semisolid, or viscous) cementitious substance, natural or manufactured, composed principally of high molecular weight hydrocarbons, of which asphalts, tars, pitches, and asphaltites are typical. .6 Asphalt: .1 A dark brown to black cementitious material in which the predominating constituents are bitumens which occur in nature or are obtained in petroleum processing. .7 Cut-Back Products: .1 Petroleum or tar residuums which have been blended with distillates. Also referred to as liquid asphalts. .8 Bituminous Emulsion: .1 A suspension of minute globules of bituminous material in water or in an aqueous solution. .2 A suspension of minute globules of water or of an aqueous solution in a liquid bituminous material. .9 Performance Graded Asphalt Binders: .1 Asphalt binder grade designation used in Superpave. It is based on the binder’s mechanical performance at critical temperatures and aging conditions.
HOT MIX ASPHALT PAVEMENT
Apr 26, 2023
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